8.8 High Tensile Black Oxide Flat Washer M3 M4 M5 M6 M8 M10 M12 M16 M20 M24 M30

We will create high-quality brands and create a monument of Auto Bolt, ASME ANSI double end stud, Screw industry and move forward forever. We understand that the essence of business lies in user experience and we are committed to integrating humanized products, humanized services and business philosophy close to the new era of Internet. We set a strict quality control system.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb flat washer manufacturers and suppliers in China, welcome to buy gb flat washers, gb standard flat washer from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui is a fastener enterprise who owes a set of R & D, design, production and sales of high quality.

GB Standard flat washer covers the dimensional requirments of metric series FLAT WASHER.The standard of GB Standard flat washer GB97 and GB96,the former is nomal flat washer and the second is large washer.

The flat washer is widely used, mainly goes with bolt and screw. The mechanical property has 100HV, 140HV, 200HV and 300HV.  

We purpose to create a lot more price for our prospects with our rich resources, innovative machinery, experienced workers and great products and services for 8.8 High Tensile Black Oxide Flat Washer M3 M4 M5 M6 M8 M10 M12 M16 M20 M24 M30. We will repay the society with attentive service and efficient management. The packing of nominated brand is our a further distinguishing feature.